H. Jin. T. Lee, H. Choi, K.S. Kim, “Effects of process variables for NO conversion by double-layered photocatalytic mortar with TiO2 nanoparticles”, Journal of Industrial and Engineering Chemistry, 117, 461-472. 2023

L. Pham, U. Woo, K-K. Choi, H. Choi, “Tensile characteristics of carbon textile-reinforced mortar incorporating short amorphous metallic and nylon fibers under designed environmental conditions”, Construction and Building Materials, 352, 129059. 2022

J. Park, J. Hong, H. Choi, “Estimation of water-to-cement ratio in cementitious materials using electrochemical impedance spectroscopy and artificial neural networks”, Construction and Building Materials, 350, 128843. 2022

D.K. Woo, W. Do, J. Hong, H. Choi, “A Novel and Non-Invasive Approach to Evaluating Soil Moisture without Soil Disturbances: Contactless Ultrasonic System”, Sensors, 22(19), 7450. 2022

R. Kim, J. Min, E. Ahn, H. Choi, “Assessment of degradation index in freeze-thaw damaged concrete using multi-channel contactless ultrasound”, Construction and Building Materials, 349, 128815. 2022

H. Song, J. Hong, Y.G. Yoon, H. Choi, T. Oh, “Application of a Wireless and Contactless Ultrasonic System to Evaluate Optimal Sawcut Time for Concrete Pavements”, Sensors, 22(18), 7030. 2022

S. S. Jin, J. Hong, H. Choi, “Gaussian process-assisted active learning for autonomous data acquisition of impact echo”, Automation in Construction, Volume 139, 2022, 104269. 

R. Kim, U. Woo, M. Shin, E. Ahn, H. Choi, “Evaluation of self-healing in concrete using linear and nonlinear resonance spectroscopy”, Construction and Building Materials, Volume 355, Issue 13, 2022, 127492.

Y. G. Yoon, J. Y. Lee, H. Choi, T. K. Oh, “A Study on the Detection of Internal Defect Types for Duct Depth of Prestressed Concrete Structures Using Electromagnetic and Elastic Waves”, Materials, Volume 14, Issue 14, 2021, 3931

H. Song, U. Woo, H. Choi, “Numerical analysis of ultrasonic multiple scattering for fine dust number density estimation”, Applied Science, Volume 11, Issue 2, 2021, 555.

H. Song, J. Hong, H. Choi, J. Min, “Concrete delamination depth estimation using a noncontact MEMS ultrasonic sensor array and an optimization approach”, Applied Science, Volume 11, Issue 2, 2021, 592.

U. Woo, H. Choi, H. Song, “Experimental Analysis of Ultrasonic Multiple Scattering Attenuation through the Air with Fine Dust”, Applied Science, Volume 11, Issue 2, 2021, 649.

J. Hong, H. Choi, “Monitoring Hardening Behavior of Cementitious Materials Using Contactless Ultrasonic Method”, Sensors, Volume 21, Issue 10, 2021, 3421.

O. C. Choi, B. K. Kim, S. Jung, H. Choi, “Bond Strength of Reinforcing Bars Using Bearing Angle Model”, ACI structural Journal, Volume 118, Issue 6, 2021, pp.143-154.

J. Hong, H. Choi, T. K. Oh, “Application of Tooth Gear Impact-Echo System for Repeated and Rapid Data Acquisition”, Volume 10, Issue 14, Applied Science, 2020, 4784.

J. Hong, R. Kim, C. H. Lee, H. Choi, “Evaluation of stiffening behavior of concrete based on contactless ultrasonic system and maturity method”, Construction and Building Materials, 262(30), 2020, 120717.

W. Kim, T. H. K. Kang, D. Lee, H. Choi, Y. K. Kwak, “Shear Strength of Reinforced Concrete Beams Using Recycled Coarse Aggregates without Stirrups”, ACI structural Journal, Volume 117, Issue 6, 2020, pp.281-295.

Y. G. Yoon, H. Choi, T. K. Oh, “Study on Prediction and Application of Initial Chord Elastic Modulus with Resonance Frequency Test of ASTM C 215”, Applied Science, Volume 10, Issue 16, 2020, 5464.

O. C. Choi, S. Y. Yang, H. Choi, “Splice Strength of Reinforcing Bars with High and Low Alternating Ribs”, ACI Structural Journal, Volume 117, Issue 5, 2020, pp.177-189.

S. Lin, S. Shams, H. Choi, D. Meng, and H. Azari, “Estimation of Wave Velocity for Ultrasonic Imaging of Concrete Structures Based on Dispersion Analysis”, Journal of Testing and Evaluation, Vol. 48, Issue 2, 2019, 10.1520/JTE20180343.

S. Lin, D. Meng, H. Choi, S. Shams, and H. Azari, “Laboratory assessment of nine methods for nondestructive evaluation of concrete bridge decks with overlays”, Construction and Building Materials, Vol. 188, No. 10, 2018, pp.966-982.

S. Lin, S. Shams, H. Choi, and H. Azari, “Ultrasonic imaging of multi-layer concrete structures”, NDT & E International, Vol. 98, 2018, pp. 101-109.

H. Choi, S. Shams, and H. Azari, “Frequency Wave Number–Domain Analysis of Air-Coupled Impact-Echo Tests in Concrete Slab”, Journal of Infrastructure Systems, Vol. 24, Issue 3, 2018, pp. 04018015.

H. Choi, G. Palacios, J.S. Popovics, and S-H. Chao, “Monitoring Damage in Concrete Columns Using Ultrasonic Tomography”, ACI Structural Journal, Vol. 115, Issue 2, 2018, pp. 545-558.

H. Choi, and H. Azari, “Guided Wave Analysis of Air-Coupled Impact-Echo in Concrete Slab”, Computers and concrete, Vol. 20, No. 3, 2017, pp. 257-262.

O.C. Choi and H. Choi, “Bearing Angle Model for Bond of Reinforcing Bars in Concrete”, ACI Structural Journal, Vol. 114, Issue 1, 2017, pp.245-253.

H. Choi, J. Bittner, and J.S. Popovics, “Comparison of Ultrasonic Imaging Techniques for Full-Scale Reinforced Concrete”, Transportation Research Record: Journal of the Transportation Research Board, No. 2592, 2016, pp.126-135.

H. Choi, Y. Ham, and J.S. Popovics, “Integrated Visualization for Reinforced Concrete Using Ultrasonic Tomography and Image-Based 2-D Reconstruction”, Construction and Building Materials, Vol.123, Issue 1, 2016, pp.384-393.

H. Yoon, H. Alanwar, H. Choi, M. Golparvar-Fard, and B.F. Spencer, “Target-free Approach for Vision-based Structural System Identification using Consumer-grade Cameras”, Structural Control and Health Monitoring, Vol. 23, Issue 23, 2016, pp.1405-1416.

H. Choi and J.S. Popovics, “NDE Application of Ultrasonic Tomography to a Full-Scale Concrete Structure”, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, Vol. 62, No.6, 2015, pp.1076-1085.

K. K. Choi, H. Choi, and J. C. Kim, “Shrinkage Cracking of Amorphous Metallic Fibre-Reinforced Concrete”, Proceedings of the Institution of Civil Engineers - Structures and Buildings, Vol.168, Issue 4, 2015, pp.287-297.

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